Ahrefs vs Semrush
A detailed side-by-side comparison to help you choose.
Ahrefs
Comprehensive SEO toolset for backlink analysis, keyword research, site audits, and competitor intelligence
Semrush
Comprehensive SEO and digital marketing platform for keyword research and competitor analysis
Our Verdict
We recommend Ahrefs
Both tools are excellent choices, but Ahrefs has a slight edge in our overall scoring.
Feature Comparison
| Feature | Ahrefs | Semrush |
|---|---|---|
| API Access | ||
| Plugins / Extensions | ||
| Image Generation | ||
| Code Execution | ||
| File Upload | ||
| Web Search | ||
| Max Context Window | N/A | N/A |
Pricing Comparison
| Tier | Ahrefs | Semrush |
|---|---|---|
| Free (Webmaster) | Free Site audit and backlink data for verified sites only | Free 10 requests per day, limited data access |
| Lite | $129 1 user, 5 projects, 500 tracked keywords, core tools | $140 5 projects, 500 keywords to track, full reports |
| Standard | $249 1 user, 20 projects, 1500 keywords, content explorer | $250 15 projects, 1500 keywords, historical data, content marketing |
| Advanced | $449 3 users, 50 projects, 5000 keywords, Looker Studio integration | $500 40 projects, 5000 keywords, API access, white-label |
Score Breakdown
| Dimension | Ahrefs | Semrush |
|---|---|---|
| Ease of Use | 7.0 | 7.0 |
| Features | 10.0 | 10.0 |
| Value for Money | 7.0 | 6.0 |
| Support | 8.0 | 8.0 |
| Overall | 8.0 | 7.8 |
Pros & Cons
Ahrefs
Pros
- +Industry-leading backlink index with the most comprehensive data
- +Keyword Explorer covers 150+ countries and 10 search engines
- +Site Audit identifies technical SEO issues automatically
- +Content Gap tool reveals competitor keyword opportunities
Cons
- −Most expensive SEO tool at entry level ($129/month)
- −Learning curve is steep for SEO beginners
- −No integrated content writing or AI generation features
Semrush
Pros
- +Most comprehensive SEO toolset on the market
- +Massive keyword and backlink database with 26B+ keywords
- +Excellent competitive analysis and market research tools
- +Content marketing suite with SEO writing assistant
Cons
- −Very expensive — Pro plan starts at $140/month
- −Steep learning curve with overwhelming number of features
- −Free tier is severely limited for meaningful research